Learn basic statistics MCQs, grade 10 math test 5 for online learning courses and test prep, measures of dispersion multiple choice questions and answers. Measures of dispersion revision test includes math worksheets to learn for online math teacher courses distance learning.

Math multiple choice questions (MCQ): positive square root of mean of squared deviations of some observations from their arithmetic mean is called with options variation, standard deviation, median and mode, measures of dispersion quiz for online cognitive learning with eLearning distance education portal with interactive learning styles. Free math study guide to learn measures of dispersion quiz to attempt multiple choice questions based test.

MCQ: Positive square root of mean of squared deviations of some observations from their arithmetic mean is called

1. standard deviation
2. variation
3. median
4. mode

A

MCQ: Sum of deviations of a variable from its mean is always

1. 0
2. 1
3. 2
4. 5

A

MCQ: Successive averages which are computed for a sequence of days/months/years at a time is called

1. fixed averages
2. weighted averages
3. moving averages
4. standard averages

C

MCQ: A frequency polygon is a many sided

1. rectangle
2. triangle
3. histogram
4. closed figure

D

MCQ: A measure that determines a value of variable under study by dividing sum of all values of variable by their number is called

1. Arithmetic mean
2. standard deviation
3. mid point
4. median

A